Figure 4

The implemented cephalometric sagittal pharyngeal airway area measurements (H: Harmonium). (A) Nasopharyngeal airway area (NPAA), (B) Oropharyngeal airway area (OPAA), (C) Laryngopharyngeal airway area (LPAA).

The implemented cephalometric sagittal pharyngeal airway area measurements (H: Harmonium). (A) Nasopharyngeal airway area (NPAA), (B) Oropharyngeal airway area (OPAA), (C) Laryngopharyngeal airway area (LPAA).